it shows president obama in the lead, 56 to 46%. here's one of mr. romney's biggest supporters. >> i feel pressure in that way. if we don't win ohio, it's tough to think we'll win the national debate. >> henry, let's talk about the ground game in ohio. who has the advantage? >> it's tough to say at this point. the obama campaign never left after 2008. they like to tell us that. they like to remind us of that. the romney campaign has been on the ground since the primary was over probably in april. they had a lot of catching up to do. they are stressing their door knocking capabilities. they've knocked on over a million doors in ohio. it's tough to say. the obama campaign has a superior ground game. they were heavily involved in a ballot issue a year ago. that was seen as a scrimmage for 2012. and right now we're just waiting to see who's turning out the early vote fast enough. >> but it seems like president obama has the sense there, that's what experts say. we just talked to michael mcdonald. it seems that way. do you think it's the thing that has en